Microwave oven pedestal



FIG. 1 is a bottom perspective view of a microwave oven pedestal showing my new design;

FIG. 2 is a bottom plan view thereof; and,

FIG. 3 is a top plan view thereof.

The broken lines in the drawings are included for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a microwave oven pedestal, as shown and described. 